Case:Stainless steel, brushed finish, ø 40 mm,height 9 mm, lug width 18 mm,water resistant up to 5 ATM,sapphire crystal, steel case-back,domed crownMovement:Swiss quartz movement Ronda 503,1 Jewel, 3 handsHands:Hour, minute and second black matwith luminous material Superlu